Announcer this is nbc nightly news with lester holt. Substituting tonight, Savannah Guthrie guthrie. A safe haven for the most aggressive Al Qaeda Branch in the world and the country of yemen is spiraling out of control. World leaders scramble to the u. N. For an emergency meeting as the u. S. This weekend pulled out the last remaining special forces there saying it is no longer safe for them. This as a disturbing report surfaced of an alleged isis hit list. Names, pictures and addresses of american soldiers published online as targets. Well go to our pentagon correspondent Jim Miklaszewski in a moment. Good evening to you. In a Statement Released today, u. S. Ambassador Samantha Power reaffirmed support for the president of yemen and strongly condemned the attacks by opposition forces. The u. N. Security council signaling there will be consequences likely in the form of sanks if the violence doesnt end. Rebels fired tear gas as fighting intensified in the streets of yemen. The u. N. Security council held an emergency meeting and called for an end to the bloodshed. Rebels who drove out the u. S. Backed president s months ago. They have claimed large parts of the country and sieges tai z35 mills from where the president established a base. The u. S. Pulled out the last of the special forces key to the Terrorism Campaign after intensified fighting and a bloody mosque attack claimed by isis killed more than 100 people. We have been drawn drawing down our presence as the situation has gone from bad to worse. It is a breeding ground for terrorists. The underwear bombing who tried to bring down a jet liner in 2009 and one of the Charlie Hebdo shooters was trained in yemen. Good intelligence stops plots against the homeland. Without that intelligence we cannot effectively stop it. Thats what im concerned about. Reporter in an interview last month, president obama said the u. S. Will continue to combat terrorists in the region. We have been able to maintain pressure on al qaeda in ta region. Can you do that without a government thats a partner . We feel confident we can maintain that pressure. Reporter late today, u. S. Official told nbc news thats still the case but the chaos has created a new opening for al qaeda and isis to thrive. While they are certainly focused at the moment on things going on innen yemen, we know they have objects that include the united states. Reporter one Foreign Policy expert says the Obama Administration has the ability to fly unmanned drones in the region. U. S. Officials wont comment on the drone program. Meanwhile, president obama will meet with the new afghan president at the white house on tuesday but the crisis in yemen will continue to dominate Foreign Policy discussions this week. Savannah. Thank you. Now for reaction to a disturbing report that surfaced over the weekend. A group claiming to work for isis publishing names, addresses and pictures of u. S. Soldiers a hit list and a call for a isis sympathizers to go after them. Jim miklaszewski has that story tonight. Good evening to you. Reporter savannah this has long been one of isis most effective, insidious weapons the internet. One of the biggest fears among terrorism officials is someday some random lone wolf will strike. Its already happening. In tunisia at a touristfilled museum. In paris and canada. Isis claims it posted the names, photos and supposed addresses of 100 u. S. Service members after it says it hacked in to military servers and databases. The group called the Islamic StateHacking Division claimed the 100 americans carried out ire strikes against isis targets in iraq and syria and they should be killed in their own lands as they walk their streets thinking that they are safe. The terrorist website urged on any potential lone wolf demanding what are you waiting for . Defense officials tell nbc news the list does include some names of active Duty Service Member s, men and women, some deployed overseas some cot bat pilots. The pentagon is urging anyone on the list to be cautious but has not made provisions to pull them off duty tore provide personal protection. It is impossible to stop every random act of terrorism. While u. S. Officials take every threat seriously, some say this appears to be about intimidation and propaganda or at least thats what they hope. Savannah. Jim miklaszewski in washington thank you. Now to politics and the first candidate to officially get in to the race for president. No Exploratory Committee no mulling the pros and cons. Senator ted cruz of texas will announce tomorrow hes all in. Kelly odonnell on the conservative republican with the fiery rhetoric and bold ambition. Reporter the senator from houston thank you so very much. Reporter is ready to launch. This next election in 2016 i believe it is now or never. Reporter ted cruz is a 44yearold princeton and har regard vardeducated lawyer. Hillary clinton embodies the corruption of washington. Reporter a senator for two years and two months but she rushing ahead of a broad field of rivals, still only exploring a president ial run. Crews chose liberty university, a home base of evangelicals to announce his bid. Other republicans want to move away from social many issues. Ted cruz by announcing at liberty is saying no, im your champion. Reporter cruz relishes battling the washington establishment and poke ing his own party leaders. I would not eat green what eggs and ham. I do not like them sam i am. Reporter does it embarrass you that congress is this dysfunctional . It should embarrass all of us. Reporter in an nbc news wall street journal poll this month, 40 of Republican Voters said they could see themselves supporting cruz as the nominee placing him eighth. Son of a cuban immigrant she a married father of two who needed his daddy skills in New Hampshire last week when his rhetoric appeared to scare a little world. The whole world is on fire. The world is on fire . Yes, your world is on fire. But you know what your mommys here and everyones here to make sure the world you grow up in is even better. Reporter a tea party fire brand ready to shake up the gop field. Kelly odonnell, nbc news washington. This will be a key week for the multimillionaire and accused murderer robert durst. Hes due back in a louisiana courtroom tomorrow to ask for bail on felony gun charges as his highprofile highpriced lawyer wants him sent to california to defend him against murder charges there. Nbcs ron mott has the latest. Reporter before robert durst faces a murder charge in california hes due back in a new Orleans Court tomorrow asking for bail on felony weapons and drug charges after authorities found a loaded gun in his hotel room. If convicted, he faces a possible life sentence. Louisiana actually has the potential to put him in jail longer than anyone else on those gun charges. Reporter dursts lawyer is set to challenge his arrest calling it unlawful, based on an invalid california warrant. The attorney wants to get durst to a California Court soon to defend charges he killed his friend susan berman which he denies. I would think the louisiana and california authorities would get together and say look lets have him here in california where we have serious charges. We the jury find the defendant, robert durst not guilty. Reporter the same high profile attorney got durst acquitted in 2003 for defense of killing his neighbor. Durst can afford a top tier defense. He is worth 100 million from his familys prominent real estate business the manhattan headquarters here just happened to be located across the street from hbo, which recently aired the jinx. Dursts lawyer says the show is compelling entertainment but not proof of murder. Meanwhile, authorities are collecting evidence around the country. 60 boxes of documents were just retrieved from this home in upstate new york belonging to a friend. Legal experts say any delay in transferring durst may help prosecutors in los angeles. It gives california a little bit of a chance to do more investigating. Reporter others are following suit reexamining cold case files in vermont, New Hampshire and elsewhere for possible links to robert durst. Ron mott nbc news new york. In texas, a manhunt is underway for a suspect who shot a woman during an apparent incident of road rage. The victim was driving to work on a houston freeway when she honked at the driver of an suv. That man later pulled up alongside her and fired a bullet through the passenger window hitting her in the back of the head. Somehow the young woman was able to pull over and call 911. She is now recovering at a hospital. A moment of silence in Washington State today to remember those who lost their lives in last years deadly mudslide. It was one year ago today a rainsoaked hillside collapsed triggering the the deadliest landslide in u. S. History. 43 people were killed. Thousands gathered in brooklyn to mourn the victims of a devastating house fire with a toll too much to bear. Seven children were killed all of the victims siblings between the ages of 5 and 16. Their mother and one sister were able to escape those flames. Tonight, they remain in critical condition. Thousands gathered in britain today to honor an english monarch who died more than 500 years ago but whose grave had been lost to the ages. Three years ago, the remains of rich richard iii were discovered under parking lot in central england. Now the king is getting the Royal Treatment many feel he deserves. Reporter today thousands witnessed the final chapter in 500 years of history. King richard iiis remains were taken by horsedrawn carriage through lester. Some gathered at dawn at the field where the king was killed in battle in 1485. His skeleton was found because of the determination of a writer. I felt his grave was beneath my feet. Reporter she was right. A pain staking process began. The search for dna confirmation led to a descend dent of the king a soft spoken cabinet maker. Something out of a movie in a way. Reporter he is richards grand nephew 17 generations back and asked to fashion the kings coffin. History is coming alive in front of me and im involved in it. Reporter a history many would like to see rewritten. Richard iii didnt have the best reputation. Some accuse him of jailing his nephews here at the tower of london and having them murderered. Thanks to share peer generations of played him. My kingdom for a horse. In mckellan, kevin spacey. Now is the winter of our discontent. Reporter but richards defenders say the sinister image is unfair and hope future generations will see him in a new way. You have seen the king havent you . Yeah. In a box. A king in a box. Reporter at the ceremony tonight the lankst last english king to die in battle will lie in repose until his rebierial on thursday proving history can be a long time in the making. Keir simmons, nbc news london. Remarkable. When nightly news continues on this tu sunday one city takes an aggressive stand against obesity by ban ing new fast food restaurants but what happens next may come as a shock. Later wouchb the biggest achievements in space oh yea, thats coming down lets get some rocks, man. Health can change in a minute. So cvs health is changing healthcare. Making it more accessible and affordable with walkin medical care, no appointments needed and most insurance accepted. Minuteclinic. Another innovation from cvs health. Because health is everything. 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If you had chicken pox the shingles virus is already inside you. 1 in 3 people will get shingles in their lifetime. I wish that there was something i could do to help. The shingles rash can last up to 30 days. Talk to your doctor or pharmacist about your risk. Seven years ago los angeles took a step in the battle against obesity. It banned new standalone fast food restaurants in one of the poorest sections of the city hoping to encourage healthier fare. A new study is weighing in with the the results and the findings may surprise you. Look at this. They are flowering. Reporter they have plenty of produce to pick in their garden which they planted a year ago. Cauliflower, cabbage. Reporter desperate for affordable food close by. Lets say you didnt have the garden what are your options here in south l. A. Drive to a 99 cents store that has a good produce section. How far away is that . Nine to 15 miles. Reporter los angeles officials wanted people in the niebd have more options 2008 the city passed a law that banned stand alone fast food restaurants from opening in south l. A. Hoping healthier spots would take their muchneeded place. An unprecedented move in the fight against obesity. Jackinthebox across the Street Corner liquor store on many corners. Reporter some experts argue it was a total flop. In this neighborhood hardly any healthy alternatives open for business. It is a reality. This is where we live and haes whats available. You have to choose not to eat it. Reporter a pizza hut open onned because of a loophole in the law allowing fast food only in strip malls. Economist studied the impact and found the numbers went in the wrong direction. Just before the law passed 63 of people in south l. A. Reported being overweight or obese. Four years later, that figure jumped to 75 . People eat more fast food, more often now than in 2007. Thats true for south l. A. True for the rest of the city true for the county. Reporter Public Health experts say supporters of laws like this shouldnt get discouraged. Its not as if one thing caused obesity and its not going to be one thing that cures obesity. The more time there is, the more likelihood it will have an impact. Reporter the guevaras get it. It is hard to change peoples behaviors. Reporter but for them it is easier to harvest their own Healthy Options and they are willing to share. Tastes so much better from the garden. Reporter halle jackson, nbc news los angeles. Coming up a hack job done by some of the brightest kids out there. vo maggie wasnt thrilled when ben and i got married. I knew itd take some time. And her sensitive stomach didnt make things easier. It was hard to know why. The move. Her food. . So we tried purina cat chow gentle. Because its specially formulated for easy digestion. Shes loved it ever since. And as for her and ben. Shes coming around. Purina cat chow gentle. 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Mike grays mother passed away early yesterday and hours later the irish clinched a spot in the sweet 16 after a dramatic overtime win. Now to a geek squad on the front lines of cybersecurity. With online hackers a growing threat. Tonight we have the story of one program turning to younger warriors to help combat that problem. Reporter it might seem like the world is filled with ruthless cybervillains. Got to study. Got to work on this. Reporter at North Hollywood high school since i was little i just liked computers. Reporter they are grooming the next generation of good guys. These guys are going to safeguard my retirement funds. Reporter with hack attacks on a regular basis kids have never too young to start learning hightech security. Doing what i am doing on a larger scale is incredibly in need this these days. Reporter each year they join thousands of bright students in a National Competition called cyberpatriot. Their task to securer against cyberspace invader s. They have to be right 100 of the time. The hacker only has to get lucky once to get in. North hollywood high school. Reporter last year North Hollywood won the title. This year in second. Every year some cyberpatriots get internships, even though they are still in high school. We need that talent to fill these hundreds of thousands of jobs that are open now. Reporter Gregory Becker was just 16 when he interned at the Global Security company northrop grumman. It was amazing because i can learn the tricks and the skills that these senior cyberdefenders have picked up over so many years. Reporter today hes in a fouryear Cyber SecurityHonors Program at the university of maryland. Like the kids in North Hollywood, filling the desperate need for cyber super heros. Nbc news, los angeles. When we come back the 12 minutes that changed the history of space exp hey, girl. Is it crazy that your soccer trophy is talking to you right now . It kinda is. 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Instead it was a soviet cosmonaut who did something no human ever done before becoming the first to walk in outer space. It was spectacular, terrifying and push this countrys space program, too. Heres nbcs tom costello. Reporter remember that heavy breathing in stanley coopers classic movie a space odyssey thats a recreation of a cosmonaut in the first ever space walk. 12 minutes as big as the first Wright Brothers flight. The stepped out of the spaceship in to the space. He is a robust 80yearold who remembers every second of his mission. I heard how my heart was pounding. I could hear myself breathe. Three, two, one. Reporter it was an extraordinary achievement in the middle of a space race yet again the soviets had bested the americans. Nbc news proents, man walks in space. Reporter in a glass case at the smithsonian air and space museum, a rep lick kaylica of the suit lays. It was risky and he almost didnt survive. In the vacuum of space his suit suddenly ballooned. If he didnt release the air pressure he would never get back in the spaceship. Something needed to happen. So what should i do . What should i have done . Dropped the pressure. Reporter he managed to get back inside but then on reentry, the ship landed hundreds of miles off course in a remote snowcovered wolfinfested siberian forest where he and a fellow cosmonaut spent two days awaiting rescue. She a hero. No question about it. He is a hero in the soviet union, in russia today and quite frankly a hero in the space world all the way around. Reporter three months after his mission, ed white was the First American to walk in space. He died two years later in the apollo i disaster. 50 years after that first space walk the world remembers the courage of the cosmonaut who led the way. Tom costello nbc news washington. How about that . Thats nbc nightly news for this sunday. Lester holt will be here tomorrow. Im Savannah Guthrie reporting from work. Ill see you bright and early tomorrow morning on today for all of us here at nbc news, have a good evening. Daly last week on the voice. The battles began. War, children its the most intense part of the competition. Whoo christina we are now in the battles. All of it needs to come together in one package so i want entertainers that are gonna move people. Daly and the artists were up for the challenge. Came out here swinging her purse like a Southern Church lady. Yes. Yes. Yes. [ laughter ] im just gonna be honest with you guys. One of you will be stolen. [ cheers and applause ] daly with two steals each our coaches gave a deserving few singers a Second Chance on a new team. Blake Shelton Blake used both his steals strengthening his team. Yes christina, pharrell, and adam each used one steal. Whoo will they use their final steal tonight . Adam steals are great cause the winners been a steal the last two seasons so you cannot deny the importance of that